The goldfish ponds requiring only air stone or small water pump that helps to circulate the water in hot weather is easier to maintain than many other kinds of fishponds hence you may need it in your garden. They are welcome additions to the outdoor garden pond. Gold fish pond requires some conditions like an ideal temperature range for of between 40-105 Degrees F, and the food pellets as opposed to plant feed. The goldfish pond needs to be treated as well before the fish are introduced. Goldfish originating in the Tang Dynasty of China was one of the earliest fish ever to be domesticated.